Nickerson, Raymond S., author
MIT Press, 1986
Buku Teks
Davis, William S., author
Addison-Wesley, 1981
Buku Teks
Long, Larry E., author
Prentice-Hall, 1994
Buku Teks
Chapin, Ned, author
Van Nostrand Reinhold , 1971
Buku Teks
Shelly, Gary B., author
Anaheim Publishing, 1984
Buku Teks